Home / 25,181.19-37,921.67-21,933.50

Finding the Fourth Proportional to 25,181.19, 37,921.67 and 21,933.50

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Solution

The fourth proportional to 25,181.19, 37,921.67 and 21,933.50 is: 33,030.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,181.19 : 37,921.67 = 21,933.50 : x
  2. Step 2: Convert to fraction form
    25,181.19/37,921.67 = 21,933.50/x
  3. Step 3: Cross multiply
    25,181.19x = 37,921.67 × 21,933.50
  4. Step 4: Simplify right side
    25,181.19x = 831,754,649.67
  5. Step 5: Solve for x
    x = 831,754,649.67/25,181.19
  6. Step 6: Final answer
    x = 33,030.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.